Instrumentation

FL-3 Luminescent/Optical Dissolved Oxygen Analyzer

• Application Temperature range:
  Instrument: -30 C to +50C
  Sensor: -30C to +204 C
• Operation Range: 0 ppm to Supersaturation
• Automatic temperature compensation
• Measurement Accuracy: (aqueous solutions 0-10 ppm) +/- 1%
• Measurement stability: .05 ppm
• Response time:
  Aqueous solutions: 95% of measured value in 30 seconds Gas Phase: 95% of measured value in 7 seconds
  NOTE: Response time will decrease with increased flow, however, FLOW IS NOT REQUIRED FOR A STABLE MEASUREMENT
• Sensor: .005-.007” thick silicon
  Sensor Cable: polyurethane
  Sensor type: luminescent/fluorescent
• Excitation wavelength: 470 nm
  Emission wavelength: 610 nm
• Input power: 110-240 VAC 50/60 HZ, 24VDC
• Outputs: three control relays, 4/20 ma (maximum resistance of 600 ohms) D.O. & temperature
• Calibration: Automatic, single button after altitude is set
• Enclosure: NEMA 4X UL listed
• Display: Harsh Environment 4-line 20 character backlit LCD
• Probe Body: 9”L x 1.25” diameter PVC (no seals)

FL-3 Handheld Dissolved Oxygen Analyzer

• Application Temp Range:
  Probe: -30°C to +50°C
  Sensor: -30° to +204°C
• Operation Range: 0 mg/l to supersaturation 0.01 to 20.0 mg/l
• Temp compensation: automatic (thermistor)
• Pressure Compensation: automatic
• Salinity correction: automatic
• Measurement accuracy: aqueous solutions (0- 10 mg/l ) +/- 1%
• Measurement stability: .05 mg/l
• Response time@ 20°C: Aqueous solutions: 95% measured response 15 seconds Gas: 7 seconds
  Flow is not required for measurement but as flow increases, response time decreases
• Detection Limit: 0.01 mg/l (estimated)
• Sensor material: silicone
• Sensor cable: polyurethane 12 ft. standard length (other lengths available upon request)
• Sensor type: luminescent/fluorescent
• Probe Body materials: PVC & Stainless steel
• Probe Chemical resistance: For aqueous solutions only, do not immerse in solvents or alcohols
• Probe Dimensions: 4-1/4”L x 1-1/4”diameter
• Enclosure: ABS plastic, waterproof, dust proof, chemical resistant, floatable (meter/probe connection requires drying if wetted)
• Enclosure dimensions: 3-1/2”W x 7-5/8”L x 1- 3/4” Depth
• Net Weight: .83 lbs.
• Interferences: none at typical concentrations found in DW and WW
• Zero Calibration function for precise calibration
• Internal Data logging: Adjustable sample rate down to one minute with storage capacity of more than 256 samples onboard
• Power source: Three AA Batteries
• Battery life: Approximately 20-40,000 measurements (battery life is a function of use)
• Instrument and probe limited Warranty: 3 years
• Sensor Warranty: 1 year (estimated life of sensor is extended considerably with proper use and maintenance. Sensor is not damaged by direct or indirect sunlight) Applications in water, wastewater, aquaculture, & other aqueous solutions